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Anthony Barbierdbdab852017-06-23 15:42:00 +01009<title>Compute Library: src/core/CL/cl_kernels/fill_border.cl File Reference</title>
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Anthony Barbierdbdab852017-06-23 15:42:00 +010042 <div id="projectname">Compute Library
Anthony Barbier8140e1e2017-12-14 23:48:46 +000043 &#160;<span id="projectnumber">17.12</span>
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117<a href="#func-members">Functions</a> </div>
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119<div class="title">fill_border.cl File Reference</div> </div>
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121<div class="contents">
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000122<div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
Anthony Barbier871448e2017-03-24 14:54:29 +0000123</div>
124<p><a href="fill__border_8cl_source.xhtml">Go to the source code of this file.</a></p>
125<table class="memberdecls">
126<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
127Functions</h2></td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100128<tr class="memitem:af6cd84a2130d14f272c407ce3f01e5ec"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="fill__border_8cl.xhtml#af6cd84a2130d14f272c407ce3f01e5ec">fill_image_borders_replicate</a> (__global uchar *buf_ptr, uint buf_stride_x, uint buf_step_x, uint buf_stride_y, uint buf_step_y, uint buf_stride_z, uint buf_step_z, uint buf_offset_first_element_in_bytes, uint width, uint height, int2 start_pos)</td></tr>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000129<tr class="memdesc:af6cd84a2130d14f272c407ce3f01e5ec"><td class="mdescLeft">&#160;</td><td class="mdescRight">Fill N pixel of the padding edge of a single channel image by replicating the closest valid pixel. <a href="#af6cd84a2130d14f272c407ce3f01e5ec">More...</a><br /></td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100130<tr class="separator:af6cd84a2130d14f272c407ce3f01e5ec"><td class="memSeparator" colspan="2">&#160;</td></tr>
131<tr class="memitem:a940413b968167dc2d1a84810d5c99c02"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="fill__border_8cl.xhtml#a940413b968167dc2d1a84810d5c99c02">fill_image_borders_constant</a> (__global uchar *buf_ptr, uint buf_stride_x, uint buf_step_x, uint buf_stride_y, uint buf_step_y, uint buf_stride_z, uint buf_step_z, uint buf_offset_first_element_in_bytes, uint width, uint height, int2 start_pos, <a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> constant_value)</td></tr>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000132<tr class="memdesc:a940413b968167dc2d1a84810d5c99c02"><td class="mdescLeft">&#160;</td><td class="mdescRight">Fill N pixels of the padding edge of a single channel image with a constant value. <a href="#a940413b968167dc2d1a84810d5c99c02">More...</a><br /></td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100133<tr class="separator:a940413b968167dc2d1a84810d5c99c02"><td class="memSeparator" colspan="2">&#160;</td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000134</table>
135<h2 class="groupheader">Function Documentation</h2>
Kaizen8938bd32017-09-28 14:38:23 +0100136<a class="anchor" id="a940413b968167dc2d1a84810d5c99c02"></a>
Anthony Barbier871448e2017-03-24 14:54:29 +0000137<div class="memitem">
138<div class="memproto">
139 <table class="memname">
140 <tr>
141 <td class="memname">__kernel void fill_image_borders_constant </td>
142 <td>(</td>
143 <td class="paramtype">__global uchar *&#160;</td>
144 <td class="paramname"><em>buf_ptr</em>, </td>
145 </tr>
146 <tr>
147 <td class="paramkey"></td>
148 <td></td>
149 <td class="paramtype">uint&#160;</td>
150 <td class="paramname"><em>buf_stride_x</em>, </td>
151 </tr>
152 <tr>
153 <td class="paramkey"></td>
154 <td></td>
155 <td class="paramtype">uint&#160;</td>
156 <td class="paramname"><em>buf_step_x</em>, </td>
157 </tr>
158 <tr>
159 <td class="paramkey"></td>
160 <td></td>
161 <td class="paramtype">uint&#160;</td>
162 <td class="paramname"><em>buf_stride_y</em>, </td>
163 </tr>
164 <tr>
165 <td class="paramkey"></td>
166 <td></td>
167 <td class="paramtype">uint&#160;</td>
168 <td class="paramname"><em>buf_step_y</em>, </td>
169 </tr>
170 <tr>
171 <td class="paramkey"></td>
172 <td></td>
173 <td class="paramtype">uint&#160;</td>
Kaizen8938bd32017-09-28 14:38:23 +0100174 <td class="paramname"><em>buf_stride_z</em>, </td>
175 </tr>
176 <tr>
177 <td class="paramkey"></td>
178 <td></td>
179 <td class="paramtype">uint&#160;</td>
180 <td class="paramname"><em>buf_step_z</em>, </td>
181 </tr>
182 <tr>
183 <td class="paramkey"></td>
184 <td></td>
185 <td class="paramtype">uint&#160;</td>
Anthony Barbier871448e2017-03-24 14:54:29 +0000186 <td class="paramname"><em>buf_offset_first_element_in_bytes</em>, </td>
187 </tr>
188 <tr>
189 <td class="paramkey"></td>
190 <td></td>
191 <td class="paramtype">uint&#160;</td>
192 <td class="paramname"><em>width</em>, </td>
193 </tr>
194 <tr>
195 <td class="paramkey"></td>
196 <td></td>
197 <td class="paramtype">uint&#160;</td>
198 <td class="paramname"><em>height</em>, </td>
199 </tr>
200 <tr>
201 <td class="paramkey"></td>
202 <td></td>
203 <td class="paramtype">int2&#160;</td>
204 <td class="paramname"><em>start_pos</em>, </td>
205 </tr>
206 <tr>
207 <td class="paramkey"></td>
208 <td></td>
Kaizen8938bd32017-09-28 14:38:23 +0100209 <td class="paramtype"><a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>&#160;</td>
Anthony Barbier871448e2017-03-24 14:54:29 +0000210 <td class="paramname"><em>constant_value</em>&#160;</td>
211 </tr>
212 <tr>
213 <td></td>
214 <td>)</td>
215 <td></td><td></td>
216 </tr>
217 </table>
218</div><div class="memdoc">
219
220<p>Fill N pixels of the padding edge of a single channel image with a constant value. </p>
221<dl class="section attention"><dt>Attention</dt><dd>The DATA_TYPE needs to be passed at the compile time. e.g. -DDATA_TYPE=int</dd>
222<dd>
223The border size for top, bottom, left, right needs to be passed at the compile time. e.g. &ndash;DBORDER_SIZE_TOP=0 -DBORDER_SIZE_BOTTOM=2 -DBORDER_SIZE_LEFT=0 -DBORDER_SIZE_RIGHT=2</dd></dl>
224<dl class="params"><dt>Parameters</dt><dd>
225 <table class="params">
226 <tr><td class="paramdir">[out]</td><td class="paramname">buf_ptr</td><td>Pointer to the source image. Supported data types: U8, U16, S16, U32, S32, F32 </td></tr>
227 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
228 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_x</td><td>buf_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
229 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
230 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_y</td><td>buf_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100231 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_z</td><td>Stride between images if batching images (in bytes) </td></tr>
232 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_z</td><td>buf_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000233 <tr><td class="paramdir">[in]</td><td class="paramname">buf_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
234 <tr><td class="paramdir">[in]</td><td class="paramname">width</td><td>Width of the valid region of the image </td></tr>
235 <tr><td class="paramdir">[in]</td><td class="paramname">height</td><td>Height of the valid region of the image </td></tr>
236 <tr><td class="paramdir">[in]</td><td class="paramname">start_pos</td><td>XY coordinate indicating the start point of the valid region </td></tr>
237 <tr><td class="paramdir">[in]</td><td class="paramname">constant_value</td><td>Constant value to use to fill the edges </td></tr>
238 </table>
239 </dd>
240</dl>
241
Kaizen8938bd32017-09-28 14:38:23 +0100242<p>Definition at line <a class="el" href="fill__border_8cl_source.xhtml#l00126">126</a> of file <a class="el" href="fill__border_8cl_source.xhtml">fill_border.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000243
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000244<p>References <a class="el" href="helpers_8h_source.xhtml#l00111">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="helpers_8h_source.xhtml#l00301">offset()</a>, <a class="el" href="helpers_8h_source.xhtml#l00142">Image::ptr</a>, <a class="el" href="helpers_8h_source.xhtml#l00144">Image::stride_x</a>, and <a class="el" href="helpers_8h_source.xhtml#l00145">Image::stride_y</a>.</p>
245<div class="fragment"><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;{</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> buf = <a class="code" href="helpers_8h.xhtml#a071aa45af973feac43b14f62e54a6fce">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a>(buf);</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="comment">// Update pointer to point to the starting point of the valid region</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; buf.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += start_pos.y * buf.<a class="code" href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">stride_y</a> + start_pos.x * buf.<a class="code" href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> total_width = BORDER_SIZE_LEFT + width + BORDER_SIZE_RIGHT;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gid0 = get_global_id(0);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gidH = gid0 - total_width;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gidW = gid0 - BORDER_SIZE_LEFT;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordflow">if</span>(gidH &gt;= 0)</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="comment">// Handle left border</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = -BORDER_SIZE_LEFT; i &lt; 0; ++i)</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, i, gidH) = constant_value;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="comment">// Handle right border</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; BORDER_SIZE_RIGHT; ++i)</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; {</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, width + i, gidH) = constant_value;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="comment">// Handle top border</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = -BORDER_SIZE_TOP; i &lt; 0; ++i)</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, gidW, i) = constant_value;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; }</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="comment">// Handle bottom border</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; BORDER_SIZE_BOTTOM; ++i)</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; {</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, gidW, height + i) = constant_value;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; }</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;}</div><div class="ttc" id="helpers_8h_xhtml_a071aa45af973feac43b14f62e54a6fce"><div class="ttname"><a href="helpers_8h.xhtml#a071aa45af973feac43b14f62e54a6fce">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a></div><div class="ttdeci">#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00111">helpers.h:111</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100246<div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000247<div class="ttc" id="helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00301">helpers.h:301</a></div></div>
248<div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00140">helpers.h:140</a></div></div>
249<div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00142">helpers.h:142</a></div></div>
250<div class="ttc" id="struct_image_xhtml_a4f0b90c9ecd6e57ceb3f37332fefe8f1"><div class="ttname"><a href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">Image::stride_y</a></div><div class="ttdeci">int stride_y</div><div class="ttdoc">Stride of the image in Y dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00145">helpers.h:145</a></div></div>
251<div class="ttc" id="struct_image_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Image::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00144">helpers.h:144</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000252</div><!-- fragment -->
253</div>
254</div>
Kaizen8938bd32017-09-28 14:38:23 +0100255<a class="anchor" id="af6cd84a2130d14f272c407ce3f01e5ec"></a>
Anthony Barbier871448e2017-03-24 14:54:29 +0000256<div class="memitem">
257<div class="memproto">
258 <table class="memname">
259 <tr>
260 <td class="memname">__kernel void fill_image_borders_replicate </td>
261 <td>(</td>
262 <td class="paramtype">__global uchar *&#160;</td>
263 <td class="paramname"><em>buf_ptr</em>, </td>
264 </tr>
265 <tr>
266 <td class="paramkey"></td>
267 <td></td>
268 <td class="paramtype">uint&#160;</td>
269 <td class="paramname"><em>buf_stride_x</em>, </td>
270 </tr>
271 <tr>
272 <td class="paramkey"></td>
273 <td></td>
274 <td class="paramtype">uint&#160;</td>
275 <td class="paramname"><em>buf_step_x</em>, </td>
276 </tr>
277 <tr>
278 <td class="paramkey"></td>
279 <td></td>
280 <td class="paramtype">uint&#160;</td>
281 <td class="paramname"><em>buf_stride_y</em>, </td>
282 </tr>
283 <tr>
284 <td class="paramkey"></td>
285 <td></td>
286 <td class="paramtype">uint&#160;</td>
287 <td class="paramname"><em>buf_step_y</em>, </td>
288 </tr>
289 <tr>
290 <td class="paramkey"></td>
291 <td></td>
292 <td class="paramtype">uint&#160;</td>
Kaizen8938bd32017-09-28 14:38:23 +0100293 <td class="paramname"><em>buf_stride_z</em>, </td>
294 </tr>
295 <tr>
296 <td class="paramkey"></td>
297 <td></td>
298 <td class="paramtype">uint&#160;</td>
299 <td class="paramname"><em>buf_step_z</em>, </td>
300 </tr>
301 <tr>
302 <td class="paramkey"></td>
303 <td></td>
304 <td class="paramtype">uint&#160;</td>
Anthony Barbier871448e2017-03-24 14:54:29 +0000305 <td class="paramname"><em>buf_offset_first_element_in_bytes</em>, </td>
306 </tr>
307 <tr>
308 <td class="paramkey"></td>
309 <td></td>
310 <td class="paramtype">uint&#160;</td>
311 <td class="paramname"><em>width</em>, </td>
312 </tr>
313 <tr>
314 <td class="paramkey"></td>
315 <td></td>
316 <td class="paramtype">uint&#160;</td>
317 <td class="paramname"><em>height</em>, </td>
318 </tr>
319 <tr>
320 <td class="paramkey"></td>
321 <td></td>
322 <td class="paramtype">int2&#160;</td>
323 <td class="paramname"><em>start_pos</em>&#160;</td>
324 </tr>
325 <tr>
326 <td></td>
327 <td>)</td>
328 <td></td><td></td>
329 </tr>
330 </table>
331</div><div class="memdoc">
332
333<p>Fill N pixel of the padding edge of a single channel image by replicating the closest valid pixel. </p>
334<dl class="section attention"><dt>Attention</dt><dd>The DATA_TYPE needs to be passed at the compile time. e.g. -DDATA_TYPE=int</dd>
335<dd>
336The border size for top, bottom, left, right needs to be passed at the compile time. e.g. &ndash;DBORDER_SIZE_TOP=0 -DBORDER_SIZE_BOTTOM=2 -DBORDER_SIZE_LEFT=0 -DBORDER_SIZE_RIGHT=2</dd></dl>
337<dl class="params"><dt>Parameters</dt><dd>
338 <table class="params">
339 <tr><td class="paramdir">[in,out]</td><td class="paramname">buf_ptr</td><td>Pointer to the source image. Supported data types: U8, U16, S16, U32, S32, F32 </td></tr>
340 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
341 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_x</td><td>buf_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
342 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
343 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_y</td><td>buf_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100344 <tr><td class="paramdir">[in]</td><td class="paramname">buf_stride_z</td><td>Stride between images if batching images (in bytes) </td></tr>
345 <tr><td class="paramdir">[in]</td><td class="paramname">buf_step_z</td><td>buf_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000346 <tr><td class="paramdir">[in]</td><td class="paramname">buf_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
347 <tr><td class="paramdir">[in]</td><td class="paramname">width</td><td>Width of the valid region of the image </td></tr>
348 <tr><td class="paramdir">[in]</td><td class="paramname">height</td><td>Height of the valid region of the image </td></tr>
349 <tr><td class="paramdir">[in]</td><td class="paramname">start_pos</td><td>XY coordinate indicating the start point of the valid region </td></tr>
350 </table>
351 </dd>
352</dl>
353
Kaizen8938bd32017-09-28 14:38:23 +0100354<p>Definition at line <a class="el" href="fill__border_8cl_source.xhtml#l00050">50</a> of file <a class="el" href="fill__border_8cl_source.xhtml">fill_border.cl</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000355
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000356<p>References <a class="el" href="helpers_8h_source.xhtml#l00111">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="helpers_8h_source.xhtml#l00301">offset()</a>, <a class="el" href="helpers_8h_source.xhtml#l00142">Image::ptr</a>, <a class="el" href="helpers_8h_source.xhtml#l00144">Image::stride_x</a>, and <a class="el" href="helpers_8h_source.xhtml#l00145">Image::stride_y</a>.</p>
357<div class="fragment"><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;{</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> buf = <a class="code" href="helpers_8h.xhtml#a071aa45af973feac43b14f62e54a6fce">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a>(buf);</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="comment">// Update pointer to point to the starting point of the valid region</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; buf.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> += start_pos.y * buf.<a class="code" href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">stride_y</a> + start_pos.x * buf.<a class="code" href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">stride_x</a>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> total_width = BORDER_SIZE_LEFT + width + BORDER_SIZE_RIGHT;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gid0 = get_global_id(0);</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gidH = gid0 - total_width;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> gidW = gid0 - BORDER_SIZE_LEFT;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keywordflow">if</span>(gidH &gt;= 0)</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="comment">// Handle left border</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> left_val = *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, 0, gidH);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = -BORDER_SIZE_LEFT; i &lt; 0; ++i)</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, i, gidH) = left_val;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; }</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="comment">// Handle right border</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> right_val = *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, width - 1, gidH);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; BORDER_SIZE_RIGHT; ++i)</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, width + i, gidH) = right_val;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="comment">// Get value for corners</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordtype">int</span> val_idx = gidW;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">if</span>(gidW &lt; 0 || gidW &gt; (width - 1))</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; val_idx = gidW &lt; 0 ? 0 : width - 1;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="comment">// Handle top border</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> top_val = *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, val_idx, 0);</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = -BORDER_SIZE_TOP; i &lt; 0; ++i)</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; {</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, gidW, i) = top_val;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; }</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="comment">// Handle bottom border</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> bottom_val = *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, val_idx, height - 1);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; BORDER_SIZE_BOTTOM; ++i)</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; {</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; *(__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;buf, gidW, height + i) = bottom_val;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; }</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; }</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;}</div><div class="ttc" id="helpers_8h_xhtml_a071aa45af973feac43b14f62e54a6fce"><div class="ttname"><a href="helpers_8h.xhtml#a071aa45af973feac43b14f62e54a6fce">CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP</a></div><div class="ttdeci">#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00111">helpers.h:111</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100358<div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
Anthony Barbier8140e1e2017-12-14 23:48:46 +0000359<div class="ttc" id="helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00301">helpers.h:301</a></div></div>
360<div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00140">helpers.h:140</a></div></div>
361<div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00142">helpers.h:142</a></div></div>
362<div class="ttc" id="struct_image_xhtml_a4f0b90c9ecd6e57ceb3f37332fefe8f1"><div class="ttname"><a href="struct_image.xhtml#a4f0b90c9ecd6e57ceb3f37332fefe8f1">Image::stride_y</a></div><div class="ttdeci">int stride_y</div><div class="ttdoc">Stride of the image in Y dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00145">helpers.h:145</a></div></div>
363<div class="ttc" id="struct_image_xhtml_ae01febbfd0689ef709f3ff6fdd2abc7e"><div class="ttname"><a href="struct_image.xhtml#ae01febbfd0689ef709f3ff6fdd2abc7e">Image::stride_x</a></div><div class="ttdeci">int stride_x</div><div class="ttdoc">Stride of the image in X dimension (in bytes) </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00144">helpers.h:144</a></div></div>
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